IIT JEE Practice Question and Answer
8Q: On her deathbed, a grand mother called upon his three grand sons and told them to distribute all her assets worth Rs. 52,500 in the ratio of 1/35 : 1/21 : 1/15 amongst themselves. Find the smallest share amongst the three portions ? 2010 05b5cc761e4d2b4197774fd3f
5b5cc761e4d2b4197774fd3f- 1Rs. 5422false
- 2Rs. 10,500true
- 3Rs. 12,800false
- 4Rs. 15,000false
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Answer : 2. "Rs. 10,500"
Explanation :
Answer: B) Rs. 10,500 Explanation: The ratio of distribution should be: 21 x 15 : 15 x 35 : 35 x 21= 315 : 525 : 735 = 3 : 5 : 7The smallest share will be of worth: 3/15 x 52,500 = Rs. 10,500
Q: States earn maximum revenue through 2009 05b5cc69fe4d2b4197774ca05
5b5cc69fe4d2b4197774ca05- 1excise dutiesfalse
- 2commercial taxestrue
- 3land revenuefalse
- 4custom revenuefalse
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Answer : 2. "commercial taxes"
Explanation :
Answer: B) commercial taxes Explanation:
Q: Who makes it has no need of it. What is it? 2009 05b5cc655e4d2b4197774bd49
5b5cc655e4d2b4197774bd49- Show AnswerHide Answer
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Answer :
Explanation :
A Coffin.
Q: What is at the end of a rainbow? 2008 05b5cc6a3e4d2b4197774cbec
5b5cc6a3e4d2b4197774cbec- Show AnswerHide Answer
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Answer :
Explanation :
The logical answer for a puzzle is that the letter 'W'. A rainbow is a spectrum of light that appears in the sky when sunlight is refracted through raindrops or other drops of moisture in the Earth's atmosphere. They have inspired much popular folklore, including the belief that a leprechaun can be found with a pot of gold at the end of a rainbow.
Q: Alcohol first impairs your 2008 05b5cc678e4d2b4197774c19d
5b5cc678e4d2b4197774c19d- 1hearing skillsfalse
- 2colour recognitionfalse
- 3judgementtrue
- 4heartfalse
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Answer : 3. "judgement"
Explanation :
Answer: C) judgement Explanation: The reason why drunk people acts like stupids is when they drink, especially if they drink a lot, first their brain becomes impaired by such large quantities of alcohol that it cannot operate properly. So they cannot judge anything. Hence, Alcohol first impairs your Judgement.
Q: Antonym for Durable 2008 05b5cc6aee4d2b4197774d197
5b5cc6aee4d2b4197774d197- 1Pressurefalse
- 2Flimsytrue
- 3Hard-wearingfalse
- 4Withstandfalse
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Answer : 2. "Flimsy"
Explanation :
Answer: B) Flimsy Explanation: Durable means able to withstand wear, pressure. Antonyms for Durable are Delicate, Flimsy, Short-lived.
Q: A motorboat takes half time to cover a certain distance downstream than upstream. What is the ratio between rate of current and rate of boat in still water? 2008 05b5cc6afe4d2b4197774d1e7
5b5cc6afe4d2b4197774d1e7- 11 : 3true
- 23 : 2false
- 32 : 3false
- 43 : 1false
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Answer : 1. "1 : 3"
Explanation :
Answer: A) 1 : 3 Explanation: Let the speed of the boat in still water is 'w' Speed of the current is 'c' Let the distance between two places is 'd' According to the question, motorboat takes half time to cover a certain distance downstream than upstream. dw+c = 12dw-c => 2w - 2c = w + c => w = 3c => c : w = 1 : 3 Hence, the ratio between rate of current(c) and rate of boat in still water(w) = 1 : 3
Q: The ratio of present ages of Hema and Chinnu is 13:17. Four years ago the ratio of their ages was 11:15. What will be the ratio of their ages six years hence ? 2008 05b5cc736e4d2b4197774f86f
5b5cc736e4d2b4197774f86f- 13 : 7false
- 27 : 9false
- 34 : 5true
- 41 : 3false
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Answer : 3. "4 : 5"
Explanation :
Answer: C) 4 : 5 Explanation: Let their present ages be 13x and 17x.Then, 13x-4/17x-4 = 11/15. Solving this, we get x = 2.Required ratio = 13x2 + 6/17x2 + 6 = 32/40 = 4/5.

